Dehipitiyage Don Somasiri (1933–1982) was a popular Sri Lankan character actor. He won a Presidential Award for his role in Siribo Aiyya but is perhaps best known for performances in Dharmasena Pathiraja and Vasantha Obeysekera films.

Dehipitiya was born in Gampaha and attended Galahitiyawe Madhya Maha Vidyalaya. After completing his primary education, he began work as a civil servant eventually reaching a position at the Vehicles Department - Colombo in the engineer division.